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package com.sun.enterprise.resource.pool.monitor;

import com.sun.enterprise.connectors.ConnectionPoolMonitoringExtension;
import com.sun.enterprise.connectors.ConnectorRuntime;
import org.jvnet.hk2.annotations.Service;
import org.glassfish.hk2.api.ServiceLocator;

import jakarta.inject.Inject;
import jakarta.inject.Provider;
import java.util.Collection;

/**
 * Utility class to create providers for monitoring purposes.
 * 
 * @author Shalini M
 */
@Service
public class ConnectionPoolProbeProviderUtil {

    private ConnectionPoolProbeProvider jcaProbeProvider = null;
    private ConnectionPoolProbeProvider jdbcProbeProvider = null;
    
    @Inject 
    private Provider<ConnectionPoolStatsProviderBootstrap> connectionPoolStatsProviderBootstrapProvider;

    @Inject
    private ServiceLocator habitat;

    public void registerProbeProvider() {
        if(ConnectorRuntime.getRuntime().isServer()) {
            getConnPoolBootstrap().registerProvider();
        }        
    }
    
    /**
     * Create probe provider for jcaPool related events.
     * 
     * The generated jcaPool probe providers are shared by all 
     * jca connection pools. Each jca connection pool will qualify a 
     * probe event with its pool name.
     *
     */   
    public void createJcaProbeProvider() {    
        jcaProbeProvider = new ConnectorConnPoolProbeProvider();
    }
    
    /**
     * Create probe provider for jdbcPool related events.
     * 
     * The generated jdbcPool probe providers are shared by all 
     * jdbc connection pools. Each jdbc connection pool will qualify a 
     * probe event with its pool name.
     *
     */   
    public void createJdbcProbeProvider() {
        Collection<ConnectionPoolMonitoringExtension> extensions =
                habitat.getAllServices(ConnectionPoolMonitoringExtension.class);
        for(ConnectionPoolMonitoringExtension extension : extensions) {
            jdbcProbeProvider = extension.createProbeProvider();
        }
    }

    public ConnectionPoolStatsProviderBootstrap getConnPoolBootstrap() {
        return connectionPoolStatsProviderBootstrapProvider.get();
    }
    /**
     * Get probe provider for connector connection pool related events
     * @return ConnectorConnPoolProbeProvider
     */
    public ConnectionPoolProbeProvider getJcaProbeProvider() {
        return jcaProbeProvider;
    }
    
    /**
     * Get probe provider for jdbc connection pool related events
     * @return JdbcConnPoolProbeProvider
     */
    public ConnectionPoolProbeProvider getJdbcProbeProvider() {
        return jdbcProbeProvider;
    }

}
